sanction

Definition

noun
  1. an official order to do something
    Examples You will need the sanction of the local authorities before you can knock down the office block. • The payment was made without official sanction.
  2. U.S.
    punishment by a court for failure to comply with an order
    (Note If the sanction is payment of costs, the party in default may obtain relief by appealing.)
  3. a punishment for an act which goes against what is generally accepted behaviour
    Usage (economic) sanctions
    restrictions on trade with a country in order to influence its political situation or in order to make its government change its policy
    Example to impose sanctions on a country or to lift sanctions
verb
  • to approve or permit something officially
    Example The board sanctioned the expenditure of £1.2m on the development plan.
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